Procedurer In acute circulatory failure it is not the number of cannulae that matters but the flow per unit time . A large bore, short cannula…

…of drinking quality tap water or sodium chloride 9 mg/mL. The volume matters more than the fluid; irrigate under pressure through a 20 mL…

…important mechanisms. Diuretics relieve the hemodynamic consequences of congestion by producing a negative sodium and water balance. They can reduce jugular venous pressure, pulmonary congestion…

…a distinct disease. It identifies patients whose blood pressure remains uncontrolled despite intensive antihypertensive treatment and who therefore require assessment for pseudo resistance, secondary hypertension…

…a physical medium. This medium may consist of any matter, e.g air, water, metal, or tissue and fluids in the human body. Sound waves…

…padding, folds and lumps are the commonest cause of pressure sores. 4. Dip the plaster in tepid water and squeeze out the excess without wringing…

…chemical burn Two or more magnets (including in different nostrils) Immediately — pressure necrosis across the septum A live insect As soon as possible — kill it…

…neurological impairment Respiratory failure or respiratory arrest Clinical signs of raised intracranial pressure or impending herniation Moderately severe symptoms New confusion Severe headache Persistent nausea…

…or increasing pain. Preparation and equipment Doppler for the ankle brachial index, blood pressure cuff. Lukewarm tap water or saline for cleansing, swabs. Sharp spoon…

…syringe with a soft irrigation catheter, or an electric ear irrigator with pressure limitation, body temperature water or saline ( 36–37 °C ), a kidney dish…